Without a serial number, you will have to call S&W
1995
@ 1943
You will have to call S&W
58 years old
Standard Catlaog of Smith and Wesson has sn data. Call S&W and they will tell you when it left the factory.
@ 112 years old
Standard Catalog of S&W, 3rd ed
50 yrs old
@ 35 years old
32-33 years old.
45 yrs old
@ 31 years old